Get Into Dodge
Anyone who's used Photoshop CS3 (or prior) versions and tried to composite a human subject into an existing light setup knows that they eventually hit a wall with Levels, Curves, Color Balance andâ”even in desperate situationsâ”Brightness/Contrast adjustments to match the environment. Careful use of the Dodge tool ( O ) in the right tone range can allow you to simulate key – and fill-light spill on your superimposed objects. [ The Dodge and Burn tools are more darkroom-like in Photoshop CS4â”Ed. ]